Safety Engineering Standards... do we need them?
安全工程标准……我们需要吗？
Engineering construction is done by formal professional team, and the company has strict construction standards.
工程施工由业内专业正规施工队伍进行，公司制定有严格的施工规范。
Engineering construction is done by formal professional team, and the company has strict construction standards.
工程施工由业内专业正规施工队伍进行，公司制定有严格的施工规范。
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